CN210545043U - Low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slice polymerization device - Google Patents
Low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slice polymerization device Download PDFInfo
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- CN210545043U CN210545043U CN201921037484.1U CN201921037484U CN210545043U CN 210545043 U CN210545043 U CN 210545043U CN 201921037484 U CN201921037484 U CN 201921037484U CN 210545043 U CN210545043 U CN 210545043U
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Abstract
The utility model discloses a polymerization device for low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slices, which comprises a polymerization device, a polymerization box body and a base; the utility model discloses a deaerator that is equipped with through dredging pipe on polymerization facility, make the inside reactant of polymerization box can effectually avoid oxidation reaction and cause the appearance of oxide when implementing the reaction volume production, make promotion that nylon 6 sliced glossiness can be very big and the effectual condition of yellowing appears of avoiding because of oxidation reaction, and through the heating device and the heat transfer device that are equipped with between polymerization facility inside and polymerization box, make the reactant can effectual assurance polymerization box internal temperature obtain effectual circulation heat supply effect when implementing the polymerization, make the reaction time temperature reach the condition that the incomplete reduction reactant ration of reaction generated, thereby effectual improvement nylon 6 sliced polymerization effect realizes effectual volume production purpose thereby effectually compensatied not enough among the prior art.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, specifically a low melting resistance high spinnability ultra-low viscosity nylon 6 section polymerization device.
Background
The chinlon 6 chip is a high molecular compound prepared by adding a certain amount of auxiliary agent into caprolactam serving as a raw material, polymerizing under certain process conditions, and carrying out processes of tape injection, grain cutting, extraction, vacuum drying and the like. The main technical key of the product is the gathering pick extraction and related equipment of the main raw batch for producing nylon filaments, short filaments, palm fibers, fishing nets, nylon cords and the like, and the main quality indexes are as follows: the average molecular weight of the injection tape slice is 12700 (standard: 12700\13lOO), and the injection tape monomer content is: 8.98% (standard is <10%), average molecular weight of 14200 (standard is 13600-14600) in dry slice, and water content of less than 0.05% (standard is less than 0.05%) in dry slice. The nylon chip provides raw material guarantee for producing nylon yarn series products, the relative viscosity of the ultra-low viscosity nylon 6 chip is generally lower than 2.0, the nylon chip is used for polyester-nylon superfine fiber spinning, the melt resistance is small, the crystallinity is low, and the spinnability is better than that of medium and high viscosity varieties. The nylon 6 anti-UV high-strength nylon colored yarn has good fluidity when being used for engineering injection molding, strong adaptability to filling agents, easy demolding, unique and excellent performances in the aspects of reducing cost, improving flame retardance and electrical performance and the like, the market demand of the nylon 6 anti-UV high-strength nylon yarn in China is about 5-10 ten thousand tons/year, related enterprises mainly adopt imported products, technical personnel in domestic colleges and universities do not have reports of researching the in-situ polymerization of the nylon 6 anti-UV high-strength nylon colored yarn at present, it is believed that in the near future, with the domestic production of the nylon 6 anti-UV high-strength nylon colored yarn, new application fields can continuously appear at the downstream of the nylon 6 anti-UV high-strength nylon colored yarn, the potential market demand can be expected to be rapidly released, at present, except that a production device for producing the nylon 6 anti-UV nylon high-strength yarn is built by a Japanese company in China, other enterprises can not produce on a large, the prior art polymerization device for nylon 6 slices still has certain disadvantages in practical application, such as:
in the prior art, the complete amount of the reaction is reduced due to oxidation reaction easily occurring when the nylon 6 slice is polymerized, so that the glossiness is greatly reduced and the yellowing condition easily occurs, and the condition that the reaction is not complete and the quantitative generation of reactants is reduced due to incomplete reaction caused by unstable temperature during the reaction due to the failure of effectively achieving the circulating heat supply effect during heating cannot meet the requirements of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low spinning performance is ultralow glues 6 section polymerization devices of nylon of gluing to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a polymerization device of low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slices, which comprises a polymerization device, a polymerization box body and a base, the interior of the polymerization device is fixedly connected with a polymerization box body through bolts, the middle part of the lower surface of the polymerization box body is fixedly connected with a discharge pipe through bolts, the bottom end of the discharge pipe penetrates through the polymerization device and is connected with a cover plate in a threaded manner, the middle parts of the two sides of the polymerization box body, which are close to the top end, are fixedly connected with a transmission pipe through bolts, the two sides of the transmission pipe are respectively inserted with a first transmission pipe, the upper surface of the base, which is close to the four corners, is fixedly connected with electric push rods through bolts, the top ends of the four electric push rods are rotatably connected with the polymerization device through pin shafts, the middle separated end of the upper surface of the base is respectively and fixedly connected with a controller and a power interface through bolts, the power interface output end is electrically connected with the controller input end, and the controller output end is electrically connected with the electric push rod input end.
Preferably, the base further comprises a collection box, the middle part of the upper surface of the base is fixedly connected with the collection box through bolts, the height of the collection box is not more than the length of the four electric push rods, and the collection box is used as a collection device for materials in the polymerization box body.
Preferably, the polymerization box body further comprises a heating device, the two sides of the polymerization box body close to the two ends are fixedly connected with the heating device through bolts, one side of the heating device is fixedly connected with the inner wall of the polymerization device through bolts, one end of the heating device penetrates through the polymerization box body and is spliced with the polymerization box body, the heating device is used as a heat supply and heat preservation device for materials in the polymerization box body, and the heating device is in electrical signal connection with the controller.
Preferably, the polymerization device further comprises a heat exchange device, the middle parts of the two sides of the inner wall of the polymerization device can be fixedly connected with the heat exchange device through bolts, one end of the heat exchange device penetrates through the polymerization box body and is connected with the polymerization box body in an inserting mode, the other end of the heat exchange device penetrates through the polymerization device, the heat exchange device is used as a regulating device for the heat inside the polymerization box body, and the heat exchange device is in electric signal connection with the controller.
Preferably, the polymerization device still includes the oxygen-eliminating device, oxygen-eliminating device one end is passed through bolt and fastener fixedly connected with dredging pipe, the oxygen-eliminating device runs through dredging pipe the polymerization device and with the polymerization box is pegged graft, the oxygen-eliminating device is located the both sides of polymerization device, the oxygen-eliminating device with controller signal of telecommunication is connected.
Preferably, the polymerization box body further comprises a first filter screen and a second filter screen; and the inner wall of the polymerization box body close to the two ends is fixedly connected with first filter screens through bolts, the inner wall of the polymerization box body of the adjacent surface of the first filter screens is fixedly connected with second filter screens through bolts, the inner wall of the polymerization box body of the adjacent surface of the second filter screens is fixedly connected with third filter screens through bolts, the aperture size of the first filter screens is not more than that of the second filter screens, and the aperture size of the second filter screens is not more than that of the third filter screens.
Preferably, the polymerization device further comprises a second conveying pipe, the middle parts of the two sides of the polymerization device, which are close to the two ends, are in threaded connection with the second conveying pipe, one end of the periphery of the second conveying pipe is rotatably connected with a connecting cover, and one end of the second conveying pipe penetrates through the polymerization device and is spliced with the conveying pipe.
Preferably, first conveyer pipe still includes the connecting pipe, first conveyer pipe one end runs through polymerization facility, and with polymerization facility threaded connection, polymerization facility outside flange and bolt fixedly connected with expansion hose are passed through to first conveyer pipe one end, expansion hose one end is passed through flange and bolt fixedly connected with connecting pipe, expansion hose is used for as the connecting device of connecting pipe and first conveyer pipe.
Preferably, the polymerization device is cross-shaped, the base is in a regular four-edge plate shape, the side length of the base is not less than the length of the polymerization device, and the conveying pipe is in a T shape.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a deaerator that is equipped with through dredging pipe on polymerization device, make the inside reactant of polymerization box can effectually avoid oxidation reaction and cause the appearance of oxide when implementing the reaction volume production, make promotion that nylon 6 sliced glossiness can be very big and the effectual condition of yellowing appears because of oxidation reaction of avoiding appearing, and through the heating device and the heat transfer device that are equipped with between polymerization device inside and polymerization box, make the reactant can effectual assurance polymerization box internal temperature obtain effectual circulation heat supply effect when implementing the polymerization, make the reaction time temperature reach best stable state and avoid the incomplete condition that reduces reactant ration and generate of reaction, thereby effectual nylon 6 sliced polymerization effect has been improved, make the two can effectual realization interlocking effect and then improve the user and put in the material in batches and implement the polymerization effect through the first conveyer pipe that is equipped with at polymerization device inside through the transmission pipe simultaneously and second conveyer pipe The reaction is more flexible and convenient, and the aim of effective mass production is fulfilled, so that the defects in the prior art are effectively overcome.
Drawings
FIG. 1 is a schematic view of the top half-section structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
FIG. 4 is a right side view of the structure of the present invention;
fig. 5 is a connection diagram of components of the present invention.
In the figure: 1-a polymerization apparatus; 11-a first delivery duct; 12-a flexible hose; 13-a connecting tube; 14-a transfer pipe; 15-a second delivery pipe; 2-polymerization box body; 21-a first filter screen; 22-a second filter; 23-a third filter screen; 24-a discharge pipe; 3-a heating device; 4-a heat exchange device; 5-a deaerator; 6-a base; 61-electric tow bar; 62-a collection box; 63-a controller; 64-Power interface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a polymerization device for ultralow-viscosity nylon 6 slices with low resistance and high spinnability comprises a polymerization device 1, a polymerization box body 2 and a base 6, wherein the polymerization device 1 is fixedly connected with the polymerization box body 2 through bolts, the polymerization box body 2 is triangular prism-shaped, the polymerization device 1 is cross-shaped, two sides of the polymerization box body 2 close to two ends are fixedly connected with heating devices 3 through bolts, one side of each heating device 3 is fixedly connected with the inner wall of the polymerization device 1 through a bolt, one end of each heating device 3 penetrates through the polymerization box body 2 and is spliced with the polymerization box body 2, each heating device 3 is used as a heat supply and heat preservation device for materials in the polymerization box body 2, the heating devices 3 are in electric signal connection with a controller 63, and the heating devices 3 can effectively supply the temperature for the reaction required by the materials in the polymerization box body 2 to achieve an effective energy supply effect, the device is convenient for users to control, is convenient for improving the reaction efficiency and achieves the effect of complete reaction, the water content and the monomer content of the color slices meet the index requirements, the high-speed spinning screw and the spinning equipment need to be heated and insulated, the heating time is basically the same, the middle parts of the two sides of the inner wall of the polymerization device 1 can be fixedly connected with the heat exchange device 4 through bolts, one end of the heat exchange device 4 penetrates through the polymerization box body 2 and is spliced with the polymerization box body 2, the other end of the heat exchange device 4 penetrates through the polymerization device 1, the heat exchange device 4 is used as a regulating device of the heat inside the polymerization box body 2, the heat exchange device 4 is in electric signal connection with the controller 63, the heat energy inside the polymerization device 1 and the polymerization box body 2 can be effectively changed in a circulating way through the heat exchange device 4, the repeated circulation of energy, one end of the deaerator 5 is fixedly connected with a dredging pipe through a bolt and a clamping piece, the deaerator 5 penetrates through the polymerization device 1 through the dredging pipe and is spliced with the polymerization box body 2, the deaerator 5 is positioned on two sides of the polymerization device 1, the deaerator 5 is electrically connected with the controller 63, an oxygen-free space can be effectively created inside the polymerization box body 2 through the deaerator 5, so that reaction materials, namely caprolactam, pigment auxiliary agent and antioxidant, can effectively avoid oxidation reaction to reduce the reaction effect and the reaction incomplete condition, further the reverse efficiency of nylon 6 slices during polymerization is effectively improved, the middle part of the lower surface of the polymerization box body 2 is fixedly connected with a discharging pipe 24 through a bolt, the bottom end of the discharging pipe 24 penetrates through the polymerization device 1 and is connected with a cover plate through a thread, and the discharging pipe 24 can effectively facilitate a user to effectively transmit the completely reacted materials so as, the middle parts of two sides of the polymerization box body 2, which are close to the top ends, are fixedly connected with transmission pipes 14 through bolts, the transmission pipes 14 are T-shaped, the two sides of the transmission pipes 14 are both inserted with first transmission pipes 11, one end of each first transmission pipe 11 penetrates through the polymerization device 1 and is in threaded connection with the polymerization device 1, one end of each first transmission pipe 11 outside the polymerization device 1 is fixedly connected with a flexible hose 12 through a flange and a bolt, one end of each flexible hose 12 is fixedly connected with a connecting pipe 13 through a flange and a bolt, the flexible hose 12 is used as a connecting device of the connecting pipe 13 and the first transmission pipe 11, the middle parts of two sides of the polymerization device 1, which are close to the two ends, are both in threaded connection with second transmission pipes 15, one end of the periphery of the second transmission pipes 15 is rotatably connected with a connecting cover, one end of each second, the connection effect of the first conveying pipe 11 and the second conveying pipe 15 on material transmission can be effectively realized through the conveying pipe 14, the second conveying pipe 15 can effectively realize the limiting effect through the position of the first conveying pipe 11 in the conveying pipe 14, the second conveying pipe 15 is further promoted to be closed to achieve the interlocking effect, the throwing effect of a user when the material is thrown is effectively improved, the first filter screens 21 are fixedly connected to the inner walls of the polymerization box body 2 close to the two ends of the inner wall of the polymerization box body 2 through bolts, the second filter screens 22 are fixedly connected to the inner walls of the polymerization box body 2 on the adjacent surfaces of the two first filter screens 21 through bolts, the third filter screens 23 are fixedly connected to the inner walls of the polymerization box body 2 on the adjacent surfaces of the two second filter screens 22 through bolts, the aperture size of the first filter screens 21 is not larger than the aperture size of the second filter screens 22, the aperture size of the second filter screens 22 is not larger, the reaction effect can be effectively separated and the reaction is more thoroughly promoted by the first filter screen 21, the second filter screen 22 and the third filter screen 23, the reaction product inside the polymerization box body 2 can be effectively separated, the upper surface of the base 6 close to the four corners is fixedly connected with the electric push rods 61 through the bolts, the base 6 is in a regular four-edge plate type, the side length of the base 6 is not smaller than the length of the polymerization device 1, the top ends of the four electric push rods 61 are rotatably connected with the polymerization device 1 through the pin shafts, the polymerization device 1 can be effectively and conveniently controlled by a user to drive the polymerization box body 2 to shift at each angle position through the four electric push rods 61, the reaction product is further and completely reacted, the user can conveniently put in the material and extract the reacted material, the separated end in the upper surface of the base 6 is respectively and fixedly connected with the controller 63 and the power interface 64 through the bolts, the output end of the power interface 64 is electrically connected with the input end of the controller 63, the output end of the controller 63 is electrically connected with the input end of the electric push rod 61, the middle part of the upper surface of the base 6 is fixedly connected with a collection box 62 through bolts, the height dimension of the collection box 62 is not more than the length dimension of the four electric push rods 61, and the collection box 62 is used as a collection device for materials in the polymerization box body 2.
The working principle is as follows: firstly, the base 6 is installed and fixed at a position required to be used, the first conveying pipe 11 is connected with a material pipeline required to be put outside through the connecting pipe 13, so that a user can put materials into the polymerization device 1 through the connecting pipe 13, the flexible hose 12 and the first conveying pipe 11 and convey the materials into the polymerization box body 2 through the conveying pipe 14, another type of materials are put into the polymerization box body 2 through the conveying pipe 14 through the second conveying pipe 15, the conveying start and stop of the second conveying pipe 15 can be controlled through the position of the first conveying pipe 11 in the conveying pipe 14 by adjusting the position of the first conveying pipe 11 in the conveying pipe 14, the power interface 64 is connected with a power supply, so that the user can start the heating device 3, the heat exchange device 4 and the deaerator 5 through the controller 63, and supply and evacuation of energy can be realized when the materials in the polymerization box body 2 are subjected to polymerization reaction, make the inside heat of polymerization box 2 realize the circulation recycle can, the relative angle that polymerization device 1 drove polymerization box 2 and horizontal plane is controlled to the elongation through adjusting two adjacent electric putter 61, make the inside material of polymerization box 2 also be convenient for the user when can fully react put in the material can, make the material after the polymerization can implement concentrated collection through the collection box 62 of base 6 top through the apron of opening discharging pipe 24 bottom, make the material can implement the protection through collection box 62 and gather can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A polymerization device for low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slices is characterized by comprising:
a polymerization apparatus (1);
a polymerization tank (2); the polymerization device (1) is fixedly connected with a polymerization box body (2) through bolts, the middle of the lower surface of the polymerization box body (2) is fixedly connected with a discharge pipe (24) through bolts, the bottom end of the discharge pipe (24) penetrates through the polymerization device (1) and is connected with a cover plate in a threaded manner, the middle parts of two sides of the polymerization box body (2) close to the top end are fixedly connected with a transmission pipe (14) through bolts, and two sides of the transmission pipe (14) are respectively spliced with a first transmission pipe (11);
the utility model discloses a polymerization device, including base (6), power interface (64), bolt fixedly connected with electric putter (61), four, electric putter (61) top through the round pin axle with polymerization device (1) rotates to be connected, the end of leaving in base (6) upper surface is through bolt fixedly connected with controller (63) and power interface (64) respectively, power interface (64) output and controller (63) input electric connection, controller (63) output and electric putter (61) input electric connection.
2. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the base (6) further comprises:
a collection bin (62);
the middle part of the upper surface of the base (6) is fixedly connected with a collection box (62) through bolts, the height of the collection box (62) is not more than the length of the four electric push rods (61), and the collection box (62) is used as a collection device for materials in the polymerization box body (2).
3. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization tank (2) further comprises:
a heating device (3);
the heating device comprises a polymerization box body (2), heating devices (3) and a heating device, wherein the heating devices (3) are fixedly connected to two sides of the polymerization box body (2) close to two ends respectively through bolts, one side of each heating device (3) is fixedly connected with the inner wall of the polymerization device (1) through a bolt, one end of each heating device (3) penetrates through the polymerization box body (2) and is connected with the polymerization box body (2) in an inserting mode, and each heating device (3) is used as a heat supply and warm keeping device for materials in the polymerization box body;
wherein the heating device (3) is in electrical signal connection with the controller (63).
4. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization apparatus (1) further comprises:
a heat exchange device (4);
the middle parts of two sides of the inner wall of the polymerization device (1) are fixedly connected with heat exchange devices (4) through bolts, one end of each heat exchange device (4) penetrates through the polymerization box body (2) and is inserted into the polymerization box body (2), the other end of each heat exchange device (4) penetrates through the polymerization device (1), and each heat exchange device (4) is used as a regulating device for the heat inside the polymerization box body (2);
wherein, the heat exchange device (4) is in electric signal connection with the controller (63).
5. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization apparatus (1) further comprises:
a deaerator (5);
one end of the deaerator (5) is fixedly connected with a dredging pipe through a bolt and a clamping piece, the deaerator (5) penetrates through the polymerization device (1) through the dredging pipe and is inserted into the polymerization box body (2), and the deaerator (5) is located on two sides of the polymerization device (1);
wherein, the deaerator (5) is connected with the controller (63) through an electric signal.
6. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization tank (2) further comprises:
a first filter (21);
a second filter (22); and a third filter (23);
the inner wall of the polymerization box body (2) close to two ends is fixedly connected with a first filter screen (21) through bolts, the inner walls of the polymerization box body (2) on the adjacent surfaces of the two first filter screens (21) are fixedly connected with a second filter screen (22) through bolts, and the inner walls of the polymerization box body (2) on the adjacent surfaces of the two second filter screens (22) are fixedly connected with a third filter screen (23) through bolts;
the aperture size of the first filter (21) is not larger than that of the second filter (22), and the aperture size of the second filter (22) is not larger than that of the third filter (23).
7. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization apparatus (1) further comprises:
a second delivery pipe (15);
the middle parts of two sides of the polymerization device (1) close to two ends are in threaded connection with second conveying pipes (15), one ends of the peripheries of the second conveying pipes (15) are rotatably connected with connecting covers, and one ends of the second conveying pipes (15) penetrate through the polymerization device (1) and are connected with the conveying pipes (14) in an inserting mode.
8. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the first delivery duct (11) further comprises:
a connecting pipe (13);
wherein, first conveyer pipe (11) one end runs through polymerization facility (1), and with polymerization facility (1) threaded connection, polymerization facility (1) is outside flange and bolt fixedly connected with expansion hose (12) are passed through to first conveyer pipe (11) one end, expansion hose (12) one end is passed through flange and bolt fixedly connected with connecting pipe (13), expansion hose (12) are used for as the connecting device of connecting pipe (13) and first conveyer pipe (11).
9. The polymerization device of low-melt-resistance high-spinnability ultra-low-viscosity nylon 6 chips as claimed in claim 1, wherein: the polymerization device (1) is cross-shaped, the base (6) is in a regular four-edge plate shape, the side length of the base (6) is not less than the length of the polymerization device (1), and the conveying pipe (14) is T-shaped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037484.1U CN210545043U (en) | 2019-07-05 | 2019-07-05 | Low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slice polymerization device |
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| CN201921037484.1U CN210545043U (en) | 2019-07-05 | 2019-07-05 | Low-melting-resistance high-spinnability ultra-low-viscosity nylon 6 slice polymerization device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385093A (en) * | 2019-07-05 | 2019-10-29 | 江苏海阳化纤有限公司 | A kind of resistance of eutectic is high to spin the ultralow viscous nylon 6 slice polyplant of property and operating method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385093A (en) * | 2019-07-05 | 2019-10-29 | 江苏海阳化纤有限公司 | A kind of resistance of eutectic is high to spin the ultralow viscous nylon 6 slice polyplant of property and operating method |
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Address after: 225300 No. 122 Haiyang West Road, Taizhou City, Jiangsu Province Patentee after: Haiyang Technology Co., Ltd Address before: 225300 No. 122 Haiyang West Road, Taizhou City, Jiangsu Province Patentee before: JIANGSU HAIYANG CHEMICAL FIBERS Co.,Ltd. |